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annotate src/core/ngx_inet.h @ 3270:7d1a04259e3f

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ngx_parse_addr()
author Igor Sysoev <igor@sysoev.ru>
date Mon, 02 Nov 2009 15:20:42 +0000
parents f0d596e84634
children 98f49b2bcae8
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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7 #ifndef _NGX_INET_H_INCLUDED_
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8 #define _NGX_INET_H_INCLUDED_
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11 #include <ngx_config.h>
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12 #include <ngx_core.h>
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13
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14
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15 /*
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16 * TODO: autoconfigure NGX_SOCKADDRLEN and NGX_SOCKADDR_STRLEN as
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17 * sizeof(struct sockaddr_storage)
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18 * sizeof(struct sockaddr_un)
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19 * sizeof(struct sockaddr_in6)
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20 * sizeof(struct sockaddr_in)
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21 */
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22
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23 #define NGX_INET_ADDRSTRLEN (sizeof("255.255.255.255") - 1)
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24 #define NGX_INET6_ADDRSTRLEN \
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25 (sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255") - 1)
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26 #define NGX_UNIX_ADDRSTRLEN \
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27 (sizeof(struct sockaddr_un) - offsetof(struct sockaddr_un, sun_path))
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28
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29 #if (NGX_HAVE_UNIX_DOMAIN)
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30 #define NGX_SOCKADDR_STRLEN (sizeof("unix:") - 1 + NGX_UNIX_ADDRSTRLEN)
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31 #else
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32 #define NGX_SOCKADDR_STRLEN (NGX_INET6_ADDRSTRLEN + sizeof(":65535") - 1)
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33 #endif
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34
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35 #if (NGX_HAVE_UNIX_DOMAIN)
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36 #define NGX_SOCKADDRLEN sizeof(struct sockaddr_un)
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37 #else
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38 #define NGX_SOCKADDRLEN 512
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39 #endif
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41
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42 typedef struct {
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43 in_addr_t addr;
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44 in_addr_t mask;
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45 } ngx_in_cidr_t;
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46
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47
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48 #if (NGX_HAVE_INET6)
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49
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50 typedef struct {
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51 struct in6_addr addr;
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52 struct in6_addr mask;
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53 } ngx_in6_cidr_t;
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54
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55 #endif
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56
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57
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58 typedef struct {
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59 ngx_uint_t family;
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60 union {
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61 ngx_in_cidr_t in;
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62 #if (NGX_HAVE_INET6)
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63 ngx_in6_cidr_t in6;
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64 #endif
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65 } u;
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66 } ngx_cidr_t;
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68
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69 typedef struct {
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70 struct sockaddr *sockaddr;
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71 socklen_t socklen;
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72 ngx_str_t name;
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73 } ngx_addr_t;
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74
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75
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76 typedef struct {
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77 ngx_str_t url;
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78 ngx_str_t host;
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79 ngx_str_t port_text;
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80 ngx_str_t uri;
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81
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82 in_port_t port;
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83 in_port_t default_port;
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84 int family;
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85
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86 unsigned listen:1;
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87 unsigned uri_part:1;
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88 unsigned no_resolve:1;
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89 unsigned one_addr:1;
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90
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91 unsigned no_port:1;
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92 unsigned wildcard:1;
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93
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94 socklen_t socklen;
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95 u_char sockaddr[NGX_SOCKADDRLEN];
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96
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97 ngx_addr_t *addrs;
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98 ngx_uint_t naddrs;
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99
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100 char *err;
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101 } ngx_url_t;
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102
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103
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104 in_addr_t ngx_inet_addr(u_char *text, size_t len);
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105 #if (NGX_HAVE_INET6)
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106 ngx_int_t ngx_inet6_addr(u_char *p, size_t len, u_char *addr);
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107 #endif
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108 size_t ngx_sock_ntop(struct sockaddr *sa, u_char *text, size_t len,
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109 ngx_uint_t port);
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110 size_t ngx_inet_ntop(int family, void *addr, u_char *text, size_t len);
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111 ngx_int_t ngx_ptocidr(ngx_str_t *text, ngx_cidr_t *cidr);
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112 ngx_addr_t *ngx_parse_addr(ngx_pool_t *pool, ngx_str_t *addr);
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113 ngx_int_t ngx_parse_url(ngx_pool_t *pool, ngx_url_t *u);
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114 ngx_int_t ngx_inet_resolve_host(ngx_pool_t *pool, ngx_url_t *u);
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115
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116
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117 #endif /* _NGX_INET_H_INCLUDED_ */